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C84000 Brass vs. C34000 Brass

Both C84000 brass and C34000 brass are copper alloys. They have 73% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C84000 brass and the bottom bar is C34000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 250
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 1040
930
Melting Onset (Solidus), °C 940
890
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 72
120
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
26
Electrical Conductivity: Equal Weight (Specific), % IACS 17
29

Otherwise Unclassified Properties

Base Metal Price, % relative 30
24
Density, g/cm3 8.6
8.1
Embodied Carbon, kg CO2/kg material 3.0
2.6
Embodied Energy, MJ/kg 49
45
Embodied Water, L/kg 330
320

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 8.2
11 to 22
Strength to Weight: Bending, points 10
13 to 21
Thermal Diffusivity, mm2/s 22
37
Thermal Shock Resistance, points 9.0
11 to 22

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Copper (Cu), % 82 to 89
62 to 65
Iron (Fe), % 0 to 0.4
0 to 0.1
Lead (Pb), % 0 to 0.090
0.8 to 1.5
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0.5 to 2.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 2.0 to 4.0
0
Zinc (Zn), % 5.0 to 14
33 to 37.2
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 0.4